Multiple Choice
If the CO2 level in blood rises above a preset limit, how will the respiratory center adjust the breathing to compensate?
A) decrease rate and depth of respiration
B) decrease rate and increase depth of respiration
C) increase rate and decrease depth of respiration
D) increase rate and depth of respiration
Correct Answer:

Verified
Correct Answer:
Verified
Q8: The trachea splits into two bronchi at
Q9: Phonation in an animal begins in the<br>A)
Q10: Sinuses are outpouchings of the<br>A) larynx.<br>B) nasal
Q11: The acceptable range of pH in most
Q12: The flow of oxygen from inspired air
Q14: In a relaxed state the diaphragm assumes
Q15: When the external intercostal muscles contract, they
Q16: The vocal cords are composed of<br>A) fibrous
Q17: The blood vessel that brings blood to
Q18: Antitussives are best used to treat a<br>A)